Holdings should show purchase prices

.github/workflows/pythonpublish.yml

@@ -15,7 +15,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v1
       with:
-        python-version: '3.8.6'
+        python-version: '3.10.18'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip